public class test {
    public static void main(String[] args) {
        int sum = 0;
        for (int i = 0; i < 100; i++) {
            sum += i;
        }
        System.out.println(sum);
        System.out.println("计算出了100以内的数据和，真是个天才");
        System.out.println("你个垃圾");
    }
}
